when i am selecting from listbox it should display in datagrid. it is not getting plz help me.
when i kept dg.itemsource or dg.datacontext it is not coming i have tried
here the code.
<navigation:Page xmlns:sdk="http://schemas.microsoft.com/winfx/2006/xaml/presentation/sdk" x:Class="NorthSilver.Drop"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d"
xmlns:navigation="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.Navigation"
d:DesignWidth="640" d:DesignHeight="480"
Title="Drop Page" Loaded="Page_Loaded" >
<navigation:Page.Resources>
<DataTemplate x:Key="Cattemplate">
<StackPanel Margin="0,0,0,5" Orientation="Horizontal">
<TextBlock Margin="10,0,0,0" VerticalAlignment="Center" Text="{Binding Path=CategoryID}"/>
<TextBlock Margin="10,0,0,0" VerticalAlignment="Center" Text="{Binding Path=CategoryName}"/>
</StackPanel>
</DataTemplate>
</navigation:Page.Resources>
<Grid x:Name="LayoutRoot">
<Grid.RowDefinitions>
<RowDefinition Height="120"></RowDefinition>
<RowDefinition Height="*"/>
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="300"></ColumnDefinition>
<ColumnDefinition Width="*"></ColumnDefinition>
</Grid.ColumnDefinitions>
<sdk:DataGrid Name="DG" Margin="12,0,12,0" />
<ListBox Grid.Row="0" Grid.Column="1" Name="lstcategores" Margin="10,0,10,0" SelectionChanged="lstcategores_SelectionChanged" ItemTemplate="{StaticResource Cattemplate}"/>
</Grid>
</navigation:Page>
xaml.cs
private void Page_Loaded(object sender, RoutedEventArgs e)
{
prod = new ProductServiceReference.ProductServiceClient();
prod.GetProductsByCategoryCompleted+= prodservice_GetProductscompleted;
prod.GetCategoriesCompleted += prodservice_GetCategoriescompleted;
prod.GetProductsAsync();
prod.GetCategoriesAsync();
}
private void prodservice_GetCategoriescompleted(object sender, ProductServiceReference.GetCategoriesCompletedEventArgs e)
{
lstcategores.ItemsSource = e.Result;
}
private void lstcategores_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
int CategoryID = ((ProductServiceReference.Categories)((ListBox)sender).SelectedItem).CategoryID;
prod.GetProductsByCategoryAsync(CategoryID);
}
private void prodservice_GetProductscompleted(object sender, ProductServiceReference.GetProductsByCategoryCompletedEventArgs e)
{
DG.DataContext = e.Result;
}
in Services
public bool GetProductsByCategory(int categoryid)
{
NorthwindClassesDataContext db = new NorthwindClassesDataContext();
List<Products> prod=new List<Products>();
try
{
prod = (from p in db.Products
where p.CategoryID == categoryid
select new Products { ProductID = p.ProductID, ProductName = p.ProductName }).ToList();
}
catch (Exception)
{
throw new FaultException("no Categories are defined");
}
return true;
}